When it comes to a foreign language, he is not ________ quick a learner as his brother.
Scarcely was George Washington in his teens _____ his father died.
_____ David goes, he is welcome.
The house stood _____ there had been a rock.
Small _____ it is, the pen is a most useful tool.
After the new technique was introduced, the factory produced _____ tractors in 1988 as the year before.